Shanghai Dasen Wrapper Co., Ltd, which specializies in the production of PVC heat shrinkable film product. Our company's director , also an outstanding engineer, has rich experiences in it. The past few decades saw his achievements: in 1979, he successfully developed PVC heat shrinkable film products with battery cartridge. In 1980, he won the fourth prize in scientific achievements of China National Packaging Import and Export Corporation . In 1982, he developed PVC membrane products with broad and heat-shrinkable ***** June of the same year he was awarded the *****
